feat(iso): replace --clean-cache with --clean-build (cleans + rebuilds)

--clean-build clears all caches (Go, NVIDIA, lb packages, work dir)
and rebuilds the Docker image, then proceeds with a full clean build.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

audit/internal/app/app.go

@@ -1023,3 +1023,62 @@ func (a *App) ListInstallDisks() ([]platform.InstallDisk, error) {
 func (a *App) InstallToDisk(ctx context.Context, device string, logFile string) error {
 	return a.installer.InstallToDisk(ctx, device, logFile)
 }
+
+func formatSATDetail(raw string) string {
+	var b strings.Builder
+	kv := parseKeyValueSummary(raw)
+
+	if t, ok := kv["run_at_utc"]; ok {
+		fmt.Fprintf(&b, "Run: %s\n\n", t)
+	}
+
+	lines := strings.Split(raw, "\n")
+	var stepKeys []string
+	seenStep := map[string]bool{}
+	for _, line := range lines {
+		if idx := strings.Index(line, "_status="); idx >= 0 {
+			key := line[:idx]
+			if !seenStep[key] && key != "overall" {
+				seenStep[key] = true
+				stepKeys = append(stepKeys, key)
+			}
+		}
+	}
+
+	for _, key := range stepKeys {
+		status := kv[key+"_status"]
+		display := cleanSummaryKey(key)
+		switch status {
+		case "OK":
+			fmt.Fprintf(&b, "PASS  %s\n", display)
+		case "FAILED":
+			fmt.Fprintf(&b, "FAIL  %s\n", display)
+		case "UNSUPPORTED":
+			fmt.Fprintf(&b, "SKIP  %s\n", display)
+		default:
+			fmt.Fprintf(&b, "?     %s\n", display)
+		}
+	}
+
+	if overall, ok := kv["overall_status"]; ok {
+		ok2 := kv["job_ok"]
+		failed := kv["job_failed"]
+		fmt.Fprintf(&b, "\nOverall: %s  (ok=%s  failed=%s)", overall, ok2, failed)
+	}
+
+	return strings.TrimSpace(b.String())
+}
+
+func cleanSummaryKey(key string) string {
+	idx := strings.Index(key, "-")
+	if idx <= 0 {
+		return key
+	}
+	prefix := key[:idx]
+	for _, c := range prefix {
+		if c < '0' || c > '9' {
+			return key
+		}
+	}
+	return key[idx+1:]
+}

audit/internal/app/panel.go

@@ -1,387 +0,0 @@
-package app
-
-import (
-	"encoding/json"
-	"fmt"
-	"os"
-	"path/filepath"
-	"sort"
-	"strings"
-
-	"bee/audit/internal/schema"
-)
-
-// ComponentRow is one line in the hardware panel.
-type ComponentRow struct {
-	Key    string // "CPU", "MEM", "GPU", "DISK", "PSU"
-	Status string // "PASS", "FAIL", "CANCEL", "N/A"
-	Detail string // compact one-liner
-}
-
-// HardwarePanelData holds everything the TUI right panel needs.
-type HardwarePanelData struct {
-	Header []string
-	Rows   []ComponentRow
-}
-
-// LoadHardwarePanel reads the latest audit JSON and SAT summaries.
-// Returns empty panel if no audit data exists yet.
-func (a *App) LoadHardwarePanel() HardwarePanelData {
-	raw, err := os.ReadFile(DefaultAuditJSONPath)
-	if err != nil {
-		return HardwarePanelData{Header: []string{"No audit data — run audit first."}}
-	}
-	var snap schema.HardwareIngestRequest
-	if err := json.Unmarshal(raw, &snap); err != nil {
-		return HardwarePanelData{Header: []string{"Audit data unreadable."}}
-	}
-
-	statuses := satStatuses()
-
-	var header []string
-	if sys := formatSystemLine(snap.Hardware.Board); sys != "" {
-		header = append(header, sys)
-	}
-	for _, fw := range snap.Hardware.Firmware {
-		if fw.DeviceName == "BIOS" && fw.Version != "" {
-			header = append(header, "BIOS: "+fw.Version)
-		}
-		if fw.DeviceName == "BMC" && fw.Version != "" {
-			header = append(header, "BMC:  "+fw.Version)
-		}
-	}
-	if ip := formatIPLine(a.network.ListInterfaces); ip != "" {
-		header = append(header, ip)
-	}
-
-	var rows []ComponentRow
-
-	if cpu := formatCPULine(snap.Hardware.CPUs); cpu != "" {
-		rows = append(rows, ComponentRow{
-			Key:    "CPU",
-			Status: statuses["cpu"],
-			Detail: strings.TrimPrefix(cpu, "CPU: "),
-		})
-	}
-	if mem := formatMemoryLine(snap.Hardware.Memory); mem != "" {
-		rows = append(rows, ComponentRow{
-			Key:    "MEM",
-			Status: statuses["memory"],
-			Detail: strings.TrimPrefix(mem, "Memory: "),
-		})
-	}
-	if gpu := formatGPULine(snap.Hardware.PCIeDevices); gpu != "" {
-		rows = append(rows, ComponentRow{
-			Key:    "GPU",
-			Status: statuses["gpu"],
-			Detail: strings.TrimPrefix(gpu, "GPU: "),
-		})
-	}
-	if disk := formatStorageLine(snap.Hardware.Storage); disk != "" {
-		rows = append(rows, ComponentRow{
-			Key:    "DISK",
-			Status: statuses["storage"],
-			Detail: strings.TrimPrefix(disk, "Storage: "),
-		})
-	}
-	if psu := formatPSULine(snap.Hardware.PowerSupplies); psu != "" {
-		rows = append(rows, ComponentRow{
-			Key:    "PSU",
-			Status: "N/A",
-			Detail: psu,
-		})
-	}
-
-	return HardwarePanelData{Header: header, Rows: rows}
-}
-
-// ComponentDetailResult returns detail text for a component shown in the panel.
-func (a *App) ComponentDetailResult(key string) ActionResult {
-	switch key {
-	case "CPU":
-		return a.cpuDetailResult(false)
-	case "MEM":
-		return a.satDetailResult("memory", "memory-", "MEM detail")
-	case "GPU":
-		// Prefer whichever GPU SAT was run most recently.
-		nv, _ := filepath.Glob(filepath.Join(DefaultSATBaseDir, "gpu-nvidia-*/summary.txt"))
-		am, _ := filepath.Glob(filepath.Join(DefaultSATBaseDir, "gpu-amd-*/summary.txt"))
-		sort.Strings(nv)
-		sort.Strings(am)
-		latestNV := ""
-		if len(nv) > 0 {
-			latestNV = nv[len(nv)-1]
-		}
-		latestAM := ""
-		if len(am) > 0 {
-			latestAM = am[len(am)-1]
-		}
-		if latestAM > latestNV {
-			return a.satDetailResult("gpu", "gpu-amd-", "GPU detail")
-		}
-		return a.satDetailResult("gpu", "gpu-nvidia-", "GPU detail")
-	case "DISK":
-		return a.satDetailResult("storage", "storage-", "DISK detail")
-	case "PSU":
-		return a.psuDetailResult()
-	default:
-		return ActionResult{Title: key, Body: "No detail available."}
-	}
-}
-
-func (a *App) cpuDetailResult(satOnly bool) ActionResult {
-	var b strings.Builder
-
-	// Show latest SAT summary if available.
-	satResult := a.satDetailResult("cpu", "cpu-", "CPU SAT")
-	if satResult.Body != "No test results found. Run a test first." {
-		fmt.Fprintln(&b, "=== Last SAT ===")
-		fmt.Fprintln(&b, satResult.Body)
-		fmt.Fprintln(&b)
-	}
-
-	if satOnly {
-		body := strings.TrimSpace(b.String())
-		if body == "" {
-			body = "No CPU SAT results found. Run a test first."
-		}
-		return ActionResult{Title: "CPU SAT", Body: body}
-	}
-
-	raw, err := os.ReadFile(DefaultAuditJSONPath)
-	if err != nil {
-		return ActionResult{Title: "CPU", Body: strings.TrimSpace(b.String())}
-	}
-	var snap schema.HardwareIngestRequest
-	if err := json.Unmarshal(raw, &snap); err != nil {
-		return ActionResult{Title: "CPU", Body: strings.TrimSpace(b.String())}
-	}
-	if len(snap.Hardware.CPUs) == 0 {
-		return ActionResult{Title: "CPU", Body: strings.TrimSpace(b.String())}
-	}
-	fmt.Fprintln(&b, "=== Audit ===")
-	for i, cpu := range snap.Hardware.CPUs {
-		fmt.Fprintf(&b, "CPU %d\n", i)
-		if cpu.Model != nil {
-			fmt.Fprintf(&b, "  Model:    %s\n", *cpu.Model)
-		}
-		if cpu.Manufacturer != nil {
-			fmt.Fprintf(&b, "  Vendor:   %s\n", *cpu.Manufacturer)
-		}
-		if cpu.Cores != nil {
-			fmt.Fprintf(&b, "  Cores:    %d\n", *cpu.Cores)
-		}
-		if cpu.Threads != nil {
-			fmt.Fprintf(&b, "  Threads:  %d\n", *cpu.Threads)
-		}
-		if cpu.MaxFrequencyMHz != nil {
-			fmt.Fprintf(&b, "  Max freq: %d MHz\n", *cpu.MaxFrequencyMHz)
-		}
-		if cpu.TemperatureC != nil {
-			fmt.Fprintf(&b, "  Temp:     %.1f°C\n", *cpu.TemperatureC)
-		}
-		if cpu.Throttled != nil {
-			fmt.Fprintf(&b, "  Throttled: %v\n", *cpu.Throttled)
-		}
-		if cpu.CorrectableErrorCount != nil && *cpu.CorrectableErrorCount > 0 {
-			fmt.Fprintf(&b, "  ECC correctable:   %d\n", *cpu.CorrectableErrorCount)
-		}
-		if cpu.UncorrectableErrorCount != nil && *cpu.UncorrectableErrorCount > 0 {
-			fmt.Fprintf(&b, "  ECC uncorrectable: %d\n", *cpu.UncorrectableErrorCount)
-		}
-		if i < len(snap.Hardware.CPUs)-1 {
-			fmt.Fprintln(&b)
-		}
-	}
-	return ActionResult{Title: "CPU", Body: strings.TrimSpace(b.String())}
-}
-
-func (a *App) satDetailResult(statusKey, prefix, title string) ActionResult {
-	matches, err := filepath.Glob(filepath.Join(DefaultSATBaseDir, prefix+"*/summary.txt"))
-	if err != nil || len(matches) == 0 {
-		return ActionResult{Title: title, Body: "No test results found. Run a test first."}
-	}
-	sort.Strings(matches)
-	raw, err := os.ReadFile(matches[len(matches)-1])
-	if err != nil {
-		return ActionResult{Title: title, Body: "Could not read test results."}
-	}
-	return ActionResult{Title: title, Body: formatSATDetail(strings.TrimSpace(string(raw)))}
-}
-
-// formatSATDetail converts raw summary.txt key=value content to a human-readable per-step display.
-func formatSATDetail(raw string) string {
-	var b strings.Builder
-	kv := parseKeyValueSummary(raw)
-
-	if t, ok := kv["run_at_utc"]; ok {
-		fmt.Fprintf(&b, "Run: %s\n\n", t)
-	}
-
-	// Collect step names in order they appear in the file
-	lines := strings.Split(raw, "\n")
-	var stepKeys []string
-	seenStep := map[string]bool{}
-	for _, line := range lines {
-		if idx := strings.Index(line, "_status="); idx >= 0 {
-			key := line[:idx]
-			if !seenStep[key] && key != "overall" {
-				seenStep[key] = true
-				stepKeys = append(stepKeys, key)
-			}
-		}
-	}
-
-	for _, key := range stepKeys {
-		status := kv[key+"_status"]
-		display := cleanSummaryKey(key)
-		switch status {
-		case "OK":
-			fmt.Fprintf(&b, "PASS  %s\n", display)
-		case "FAILED":
-			fmt.Fprintf(&b, "FAIL  %s\n", display)
-		case "UNSUPPORTED":
-			fmt.Fprintf(&b, "SKIP  %s\n", display)
-		default:
-			fmt.Fprintf(&b, "?     %s\n", display)
-		}
-	}
-
-	if overall, ok := kv["overall_status"]; ok {
-		ok2 := kv["job_ok"]
-		failed := kv["job_failed"]
-		fmt.Fprintf(&b, "\nOverall: %s  (ok=%s  failed=%s)", overall, ok2, failed)
-	}
-
-	return strings.TrimSpace(b.String())
-}
-
-// cleanSummaryKey strips the leading numeric prefix from a SAT step key.
-// "1-lscpu" → "lscpu", "3-stress-ng" → "stress-ng"
-func cleanSummaryKey(key string) string {
-	idx := strings.Index(key, "-")
-	if idx <= 0 {
-		return key
-	}
-	prefix := key[:idx]
-	for _, c := range prefix {
-		if c < '0' || c > '9' {
-			return key
-		}
-	}
-	return key[idx+1:]
-}
-
-func (a *App) psuDetailResult() ActionResult {
-	raw, err := os.ReadFile(DefaultAuditJSONPath)
-	if err != nil {
-		return ActionResult{Title: "PSU", Body: "No audit data."}
-	}
-	var snap schema.HardwareIngestRequest
-	if err := json.Unmarshal(raw, &snap); err != nil {
-		return ActionResult{Title: "PSU", Body: "Audit data unreadable."}
-	}
-	if len(snap.Hardware.PowerSupplies) == 0 {
-		return ActionResult{Title: "PSU", Body: "No PSU data in last audit."}
-	}
-	var b strings.Builder
-	for i, psu := range snap.Hardware.PowerSupplies {
-		fmt.Fprintf(&b, "PSU %d\n", i)
-		if psu.Model != nil {
-			fmt.Fprintf(&b, "  Model:   %s\n", *psu.Model)
-		}
-		if psu.Vendor != nil {
-			fmt.Fprintf(&b, "  Vendor:  %s\n", *psu.Vendor)
-		}
-		if psu.WattageW != nil {
-			fmt.Fprintf(&b, "  Rated:   %d W\n", *psu.WattageW)
-		}
-		if psu.InputPowerW != nil {
-			fmt.Fprintf(&b, "  Input:   %.1f W\n", *psu.InputPowerW)
-		}
-		if psu.OutputPowerW != nil {
-			fmt.Fprintf(&b, "  Output:  %.1f W\n", *psu.OutputPowerW)
-		}
-		if psu.TemperatureC != nil {
-			fmt.Fprintf(&b, "  Temp:    %.1f°C\n", *psu.TemperatureC)
-		}
-		if i < len(snap.Hardware.PowerSupplies)-1 {
-			fmt.Fprintln(&b)
-		}
-	}
-	return ActionResult{Title: "PSU", Body: strings.TrimSpace(b.String())}
-}
-
-// satStatuses reads the latest summary.txt for each SAT type and returns
-// a map of component key ("gpu","memory","storage") → status ("PASS","FAIL","CANCEL","N/A").
-func satStatuses() map[string]string {
-	result := map[string]string{
-		"gpu":     "N/A",
-		"memory":  "N/A",
-		"storage": "N/A",
-		"cpu":     "N/A",
-	}
-	patterns := []struct {
-		key    string
-		prefix string
-	}{
-		{"gpu", "gpu-nvidia-"},
-		{"gpu", "gpu-amd-"},
-		{"memory", "memory-"},
-		{"storage", "storage-"},
-		{"cpu", "cpu-"},
-	}
-	for _, item := range patterns {
-		matches, err := filepath.Glob(filepath.Join(DefaultSATBaseDir, item.prefix+"*/summary.txt"))
-		if err != nil || len(matches) == 0 {
-			continue
-		}
-		sort.Strings(matches)
-		raw, err := os.ReadFile(matches[len(matches)-1])
-		if err != nil {
-			continue
-		}
-		values := parseKeyValueSummary(string(raw))
-		switch strings.ToUpper(strings.TrimSpace(values["overall_status"])) {
-		case "OK":
-			result[item.key] = "PASS"
-		case "FAILED":
-			result[item.key] = "FAIL"
-		case "CANCELED", "CANCELLED":
-			result[item.key] = "CANCEL"
-		}
-	}
-	return result
-}
-
-func formatPSULine(psus []schema.HardwarePowerSupply) string {
-	var present []schema.HardwarePowerSupply
-	for _, psu := range psus {
-		if psu.Present != nil && !*psu.Present {
-			continue
-		}
-		present = append(present, psu)
-	}
-	if len(present) == 0 {
-		return ""
-	}
-	firstW := 0
-	if present[0].WattageW != nil {
-		firstW = *present[0].WattageW
-	}
-	allSame := firstW > 0
-	for _, p := range present[1:] {
-		w := 0
-		if p.WattageW != nil {
-			w = *p.WattageW
-		}
-		if w != firstW {
-			allSame = false
-			break
-		}
-	}
-	if allSame && firstW > 0 {
-		return fmt.Sprintf("%dx %dW", len(present), firstW)
-	}
-	return fmt.Sprintf("%d PSU", len(present))
-}

audit/internal/platform/gpu_metrics.go

@@ -334,7 +334,7 @@ const (
 )
 
 // RenderGPUTerminalChart returns ANSI line charts (asciigraph-style) per GPU.
-// Suitable for display in the TUI screenOutput.
+// Used in SAT stress-test logs.
 func RenderGPUTerminalChart(rows []GPUMetricRow) string {
 	seen := make(map[int]bool)
 	var order []int
@@ -377,162 +377,6 @@ func RenderGPUTerminalChart(rows []GPUMetricRow) string {
 	return strings.TrimRight(b.String(), "\n")
 }
 
-// RenderGPULiveChart renders all GPU metrics on a single combined chart per GPU.
-// Each series is normalised to its own min–max and drawn in a different colour.
-// chartWidth controls the width of the plot area (Y-axis label uses 5 extra chars).
-func RenderGPULiveChart(rows []GPUMetricRow, chartWidth int) string {
-	if chartWidth < 20 {
-		chartWidth = 70
-	}
-	const chartHeight = 14
-
-	seen := make(map[int]bool)
-	var order []int
-	gpuMap := make(map[int][]GPUMetricRow)
-	for _, r := range rows {
-		if !seen[r.GPUIndex] {
-			seen[r.GPUIndex] = true
-			order = append(order, r.GPUIndex)
-		}
-		gpuMap[r.GPUIndex] = append(gpuMap[r.GPUIndex], r)
-	}
-
-	type seriesDef struct {
-		label string
-		color string
-		unit  string
-		fn    func(GPUMetricRow) float64
-	}
-	defs := []seriesDef{
-		{"Usage", ansiBlue, "%", func(r GPUMetricRow) float64 { return r.UsagePct }},
-		{"Temp", ansiRed, "°C", func(r GPUMetricRow) float64 { return r.TempC }},
-		{"Power", ansiGreen, "W", func(r GPUMetricRow) float64 { return r.PowerW }},
-	}
-
-	var b strings.Builder
-	for _, gpuIdx := range order {
-		gr := gpuMap[gpuIdx]
-		if len(gr) == 0 {
-			continue
-		}
-		elapsed := gr[len(gr)-1].ElapsedSec
-
-		// Build value slices for each series.
-		type seriesData struct {
-			seriesDef
-			vals []float64
-			mn   float64
-			mx   float64
-		}
-		var series []seriesData
-		for _, d := range defs {
-			vals := extractGPUField(gr, d.fn)
-			mn, mx := gpuMinMax(vals)
-			if mn == mx {
-				mx = mn + 1
-			}
-			series = append(series, seriesData{d, vals, mn, mx})
-		}
-
-		// Shared character grid: row 0 = top (max), row chartHeight = bottom (min).
-		type cell struct {
-			ch    rune
-			color string
-		}
-		grid := make([][]cell, chartHeight+1)
-		for r := range grid {
-			grid[r] = make([]cell, chartWidth)
-			for c := range grid[r] {
-				grid[r][c] = cell{' ', ""}
-			}
-		}
-
-		// Plot each series onto the shared grid.
-		for _, s := range series {
-			w := chartWidth
-			if len(s.vals) < w {
-				w = len(s.vals)
-			}
-			data := gpuDownsample(s.vals, w)
-			prevRow := -1
-			for x, v := range data {
-				row := chartHeight - int(math.Round((v-s.mn)/(s.mx-s.mn)*float64(chartHeight)))
-				if row < 0 {
-					row = 0
-				}
-				if row > chartHeight {
-					row = chartHeight
-				}
-				if prevRow < 0 || prevRow == row {
-					grid[row][x] = cell{'─', s.color}
-				} else {
-					lo, hi := prevRow, row
-					if lo > hi {
-						lo, hi = hi, lo
-					}
-					for y := lo + 1; y < hi; y++ {
-						grid[y][x] = cell{'│', s.color}
-					}
-					if prevRow < row {
-						grid[prevRow][x] = cell{'╮', s.color}
-						grid[row][x] = cell{'╰', s.color}
-					} else {
-						grid[prevRow][x] = cell{'╯', s.color}
-						grid[row][x] = cell{'╭', s.color}
-					}
-				}
-				prevRow = row
-			}
-		}
-
-		// Render: Y axis + data rows.
-		fmt.Fprintf(&b, "GPU %d  (%.0fs)  each series normalised to its range\n", gpuIdx, elapsed)
-		for r := 0; r <= chartHeight; r++ {
-			// Y axis label: 100% at top, 50% in middle, 0% at bottom.
-			switch r {
-			case 0:
-				fmt.Fprintf(&b, "%4s┤", "100%")
-			case chartHeight / 2:
-				fmt.Fprintf(&b, "%4s┤", "50%")
-			case chartHeight:
-				fmt.Fprintf(&b, "%4s┤", "0%")
-			default:
-				fmt.Fprintf(&b, "%4s│", "")
-			}
-			for c := 0; c < chartWidth; c++ {
-				cl := grid[r][c]
-				if cl.color != "" {
-					b.WriteString(cl.color)
-					b.WriteRune(cl.ch)
-					b.WriteString(ansiReset)
-				} else {
-					b.WriteRune(' ')
-				}
-			}
-			b.WriteRune('\n')
-		}
-		// Bottom axis.
-		b.WriteString("     └")
-		b.WriteString(strings.Repeat("─", chartWidth))
-		b.WriteRune('\n')
-
-		// Legend with current (last) values.
-		b.WriteString("     ")
-		for i, s := range series {
-			last := s.vals[len(s.vals)-1]
-			b.WriteString(s.color)
-			fmt.Fprintf(&b, "▐ %s: %.0f%s", s.label, last, s.unit)
-			b.WriteString(ansiReset)
-			if i < len(series)-1 {
-				b.WriteString("   ")
-			}
-		}
-		b.WriteRune('\n')
-	}
-
-	return strings.TrimRight(b.String(), "\n")
-}
-
 // renderLineChart draws a single time-series line chart using box-drawing characters.
 // Produces output in the style of asciigraph: ╭─╮ │ ╰─╯ with a Y axis and caption.
 func renderLineChart(vals []float64, color, caption string, height, width int) string {

audit/internal/platform/install.go

@@ -3,6 +3,7 @@ package platform
 import (
 	"context"
 	"fmt"
+	"os"
 	"os/exec"
 	"strconv"
 	"strings"
@@ -10,13 +11,17 @@ import (
 
 // InstallDisk describes a candidate disk for installation.
 type InstallDisk struct {
-	Device string // e.g. /dev/sda
-	Model  string
-	Size   string // human-readable, e.g. "500G"
+	Device      string   // e.g. /dev/sda
+	Model       string
+	Size        string   // human-readable, e.g. "500G"
+	SizeBytes   int64    // raw byte count from lsblk
+	MountedParts []string // partition mount points currently active
 }
 
+const squashfsPath = "/run/live/medium/live/filesystem.squashfs"
+
 // ListInstallDisks returns block devices suitable for installation.
-// Excludes USB drives and the current live boot medium.
+// Excludes the current live boot medium but includes USB drives.
 func (s *System) ListInstallDisks() ([]InstallDisk, error) {
 	out, err := exec.Command("lsblk", "-dn", "-o", "NAME,MODEL,SIZE,TYPE,TRAN").Output()
 	if err != nil {
@@ -33,7 +38,6 @@ func (s *System) ListInstallDisks() ([]InstallDisk, error) {
 			continue
 		}
 		// Last field: TRAN, second-to-last: TYPE, third-to-last: SIZE
-		tran := fields[len(fields)-1]
 		typ := fields[len(fields)-2]
 		size := fields[len(fields)-3]
 		name := fields[0]
@@ -42,24 +46,58 @@ func (s *System) ListInstallDisks() ([]InstallDisk, error) {
 		if typ != "disk" {
 			continue
 		}
-		if strings.EqualFold(tran, "usb") {
-			continue
-		}
 
 		device := "/dev/" + name
 		if device == bootDev {
 			continue
 		}
 
+		sizeBytes := diskSizeBytes(device)
+		mounted := mountedParts(device)
+
 		disks = append(disks, InstallDisk{
-			Device: device,
-			Model:  strings.TrimSpace(model),
-			Size:   size,
+			Device:       device,
+			Model:        strings.TrimSpace(model),
+			Size:         size,
+			SizeBytes:    sizeBytes,
+			MountedParts: mounted,
 		})
 	}
 	return disks, nil
 }
 
+// diskSizeBytes returns the byte size of a block device using lsblk.
+func diskSizeBytes(device string) int64 {
+	out, err := exec.Command("lsblk", "-bdn", "-o", "SIZE", device).Output()
+	if err != nil {
+		return 0
+	}
+	n, _ := strconv.ParseInt(strings.TrimSpace(string(out)), 10, 64)
+	return n
+}
+
+// mountedParts returns a list of "<part> at <mountpoint>" strings for any
+// mounted partitions on the given device.
+func mountedParts(device string) []string {
+	out, err := exec.Command("lsblk", "-n", "-o", "NAME,MOUNTPOINT", device).Output()
+	if err != nil {
+		return nil
+	}
+	var result []string
+	for _, line := range strings.Split(strings.TrimSpace(string(out)), "\n") {
+		fields := strings.Fields(line)
+		if len(fields) < 2 {
+			continue
+		}
+		mp := fields[1]
+		if mp == "" || mp == "[SWAP]" {
+			continue
+		}
+		result = append(result, "/dev/"+strings.TrimLeft(fields[0], "└─├─")+" at "+mp)
+	}
+	return result
+}
+
 // findLiveBootDevice returns the block device backing /run/live/medium (if any).
 func findLiveBootDevice() string {
 	out, err := exec.Command("findmnt", "-n", "-o", "SOURCE", "/run/live/medium").Output()
@@ -79,6 +117,80 @@ func findLiveBootDevice() string {
 	return "/dev/" + strings.TrimSpace(string(out2))
 }
 
+// MinInstallBytes returns the minimum recommended disk size for installation:
+// squashfs size × 1.5 to allow for extracted filesystem and bootloader.
+// Returns 0 if the squashfs is not available (non-live environment).
+func MinInstallBytes() int64 {
+	fi, err := os.Stat(squashfsPath)
+	if err != nil {
+		return 0
+	}
+	return fi.Size() * 3 / 2
+}
+
+// toramActive returns true when the live system was booted with toram.
+func toramActive() bool {
+	data, err := os.ReadFile("/proc/cmdline")
+	if err != nil {
+		return false
+	}
+	return strings.Contains(string(data), "toram")
+}
+
+// freeMemBytes returns MemAvailable from /proc/meminfo.
+func freeMemBytes() int64 {
+	data, err := os.ReadFile("/proc/meminfo")
+	if err != nil {
+		return 0
+	}
+	for _, line := range strings.Split(string(data), "\n") {
+		if strings.HasPrefix(line, "MemAvailable:") {
+			fields := strings.Fields(line)
+			if len(fields) >= 2 {
+				n, _ := strconv.ParseInt(fields[1], 10, 64)
+				return n * 1024 // kB → bytes
+			}
+		}
+	}
+	return 0
+}
+
+// DiskWarnings returns advisory warning strings for a disk candidate.
+func DiskWarnings(d InstallDisk) []string {
+	var w []string
+	if len(d.MountedParts) > 0 {
+		w = append(w, "has mounted partitions: "+strings.Join(d.MountedParts, ", "))
+	}
+	min := MinInstallBytes()
+	if min > 0 && d.SizeBytes > 0 && d.SizeBytes < min {
+		w = append(w, fmt.Sprintf("disk may be too small (need ≥ %s, have %s)",
+			humanBytes(min), humanBytes(d.SizeBytes)))
+	}
+	if toramActive() {
+		sqFi, err := os.Stat(squashfsPath)
+		if err == nil {
+			free := freeMemBytes()
+			if free > 0 && free < sqFi.Size()*2 {
+				w = append(w, "toram mode — low RAM, extraction may be slow or fail")
+			}
+		}
+	}
+	return w
+}
+
+func humanBytes(b int64) string {
+	const unit = 1024
+	if b < unit {
+		return fmt.Sprintf("%d B", b)
+	}
+	div, exp := int64(unit), 0
+	for n := b / unit; n >= unit; n /= unit {
+		div *= unit
+		exp++
+	}
+	return fmt.Sprintf("%.1f %cB", float64(b)/float64(div), "KMGTPE"[exp])
+}
+
 // InstallToDisk runs bee-install <device> <logfile> and streams output to logFile.
 // The context can be used to cancel.
 func (s *System) InstallToDisk(ctx context.Context, device string, logFile string) error {
@@ -92,14 +204,11 @@ func InstallLogPath(device string) string {
 	return "/tmp/bee-install" + safe + ".log"
 }
 
-// DiskLabel returns a display label for a disk.
+// Label returns a display label for a disk.
 func (d InstallDisk) Label() string {
 	model := d.Model
 	if model == "" {
 		model = "Unknown"
 	}
-	sizeBytes, err := strconv.ParseInt(strings.TrimSuffix(d.Size, "B"), 10, 64)
-	_ = sizeBytes
-	_ = err
 	return fmt.Sprintf("%s  %s  %s", d.Device, d.Size, model)
 }

audit/internal/webui/api.go

@@ -409,6 +409,101 @@ func (h *handler) handleAPIPreflight(w http.ResponseWriter, r *http.Request) {
 	_, _ = w.Write(data)
 }
 
+// ── Install ───────────────────────────────────────────────────────────────────
+
+func (h *handler) handleAPIInstallDisks(w http.ResponseWriter, r *http.Request) {
+	if h.opts.App == nil {
+		writeError(w, http.StatusServiceUnavailable, "app not configured")
+		return
+	}
+	disks, err := h.opts.App.ListInstallDisks()
+	if err != nil {
+		writeError(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+	type diskJSON struct {
+		Device       string   `json:"device"`
+		Model        string   `json:"model"`
+		Size         string   `json:"size"`
+		SizeBytes    int64    `json:"size_bytes"`
+		MountedParts []string `json:"mounted_parts"`
+		Warnings     []string `json:"warnings"`
+	}
+	result := make([]diskJSON, 0, len(disks))
+	for _, d := range disks {
+		result = append(result, diskJSON{
+			Device:       d.Device,
+			Model:        d.Model,
+			Size:         d.Size,
+			SizeBytes:    d.SizeBytes,
+			MountedParts: d.MountedParts,
+			Warnings:     platform.DiskWarnings(d),
+		})
+	}
+	writeJSON(w, result)
+}
+
+func (h *handler) handleAPIInstallRun(w http.ResponseWriter, r *http.Request) {
+	if h.opts.App == nil {
+		writeError(w, http.StatusServiceUnavailable, "app not configured")
+		return
+	}
+	var req struct {
+		Device string `json:"device"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil || req.Device == "" {
+		writeError(w, http.StatusBadRequest, "device is required")
+		return
+	}
+
+	// Whitelist: only allow devices that ListInstallDisks() returns.
+	disks, err := h.opts.App.ListInstallDisks()
+	if err != nil {
+		writeError(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+	allowed := false
+	for _, d := range disks {
+		if d.Device == req.Device {
+			allowed = true
+			break
+		}
+	}
+	if !allowed {
+		writeError(w, http.StatusBadRequest, "device not in install candidate list")
+		return
+	}
+
+	h.installMu.Lock()
+	if h.installJob != nil && !h.installJob.isDone() {
+		h.installMu.Unlock()
+		writeError(w, http.StatusConflict, "install already running")
+		return
+	}
+	j := &jobState{}
+	h.installJob = j
+	h.installMu.Unlock()
+
+	logFile := platform.InstallLogPath(req.Device)
+	go runCmdJob(j, exec.CommandContext(r.Context(), "bee-install", req.Device, logFile))
+
+	w.WriteHeader(http.StatusNoContent)
+}
+
+func (h *handler) handleAPIInstallStream(w http.ResponseWriter, r *http.Request) {
+	h.installMu.Lock()
+	j := h.installJob
+	h.installMu.Unlock()
+	if j == nil {
+		if !sseStart(w) {
+			return
+		}
+		sseWrite(w, "done", "")
+		return
+	}
+	streamJob(w, r, j)
+}
+
 // ── Metrics SSE ───────────────────────────────────────────────────────────────
 
 func (h *handler) handleAPIMetricsStream(w http.ResponseWriter, r *http.Request) {

audit/internal/webui/jobs.go

@@ -76,6 +76,13 @@ func (m *jobManager) create(id string) *jobState {
 	return j
 }
 
+// isDone returns true if the job has finished (either successfully or with error).
+func (j *jobState) isDone() bool {
+	j.mu.Lock()
+	defer j.mu.Unlock()
+	return j.done
+}
+
 func (m *jobManager) get(id string) (*jobState, bool) {
 	m.mu.Lock()
 	defer m.mu.Unlock()

audit/internal/webui/pages.go

@@ -21,62 +21,62 @@ func layoutHead(title string) string {
 <meta name="viewport" content="width=device-width,initial-scale=1">
 <title>` + html.EscapeString(title) + `</title>
 <style>
+:root{--bg:#fff;--surface:#fff;--surface-2:#f9fafb;--border:rgba(34,36,38,.15);--border-lite:rgba(34,36,38,.1);--ink:rgba(0,0,0,.87);--muted:rgba(0,0,0,.6);--accent:#2185d0;--accent-dark:#1678c2;--crit-bg:#fff6f6;--crit-fg:#9f3a38;--crit-border:#e0b4b4;--ok-bg:#fcfff5;--ok-fg:#2c662d;--warn-bg:#fffaf3;--warn-fg:#573a08}
 *{box-sizing:border-box;margin:0;padding:0}
-body{font-family:system-ui,-apple-system,sans-serif;background:#0f1117;color:#e2e8f0;display:flex;min-height:100vh}
-a{color:inherit;text-decoration:none}
+body{font:14px/1.5 Lato,"Helvetica Neue",Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);display:flex;min-height:100vh}
+a{color:var(--accent);text-decoration:none}
 /* Sidebar */
-.sidebar{width:200px;min-height:100vh;background:#161b25;border-right:1px solid #252d3d;flex-shrink:0;display:flex;flex-direction:column}
-.sidebar-logo{padding:20px 16px 12px;font-size:20px;font-weight:700;color:#60a5fa;letter-spacing:-0.5px}
-.sidebar-logo span{color:#94a3b8;font-weight:400;font-size:13px;display:block;margin-top:2px}
+.sidebar{width:210px;min-height:100vh;background:#1b1c1d;flex-shrink:0;display:flex;flex-direction:column}
+.sidebar-logo{padding:18px 16px 12px;font-size:18px;font-weight:700;color:#fff;letter-spacing:-.5px}
+.sidebar-logo span{color:rgba(255,255,255,.5);font-weight:400;font-size:12px;display:block;margin-top:2px}
 .nav{flex:1}
-.nav-item{display:block;padding:10px 16px;color:#94a3b8;font-size:14px;border-left:3px solid transparent;transition:all .15s}
-.nav-item:hover,.nav-item.active{background:#1e2535;color:#e2e8f0;border-left-color:#3b82f6}
-.nav-icon{margin-right:8px;opacity:.7}
+.nav-item{display:block;padding:10px 16px;color:rgba(255,255,255,.7);font-size:13px;border-left:3px solid transparent;transition:all .15s}
+.nav-item:hover{color:#fff;background:rgba(255,255,255,.08)}
+.nav-item.active{color:#fff;background:rgba(33,133,208,.25);border-left-color:var(--accent)}
 /* Content */
 .main{flex:1;display:flex;flex-direction:column;overflow:auto}
-.topbar{padding:16px 24px;border-bottom:1px solid #1e2535;display:flex;align-items:center;gap:12px}
-.topbar h1{font-size:18px;font-weight:600}
+.topbar{padding:13px 24px;background:#1b1c1d;display:flex;align-items:center;gap:12px}
+.topbar h1{font-size:16px;font-weight:700;color:rgba(255,255,255,.9)}
 .content{padding:24px;flex:1}
 /* Cards */
-.card{background:#161b25;border:1px solid #1e2535;border-radius:10px;margin-bottom:16px}
-.card-head{padding:14px 18px;border-bottom:1px solid #1e2535;font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}
-.card-body{padding:18px}
+.card{background:var(--surface);border:1px solid var(--border);border-radius:4px;box-shadow:0 1px 2px rgba(34,36,38,.15);margin-bottom:16px;overflow:hidden}
+.card-head{padding:11px 16px;background:var(--surface-2);border-bottom:1px solid var(--border);font-weight:700;font-size:13px;display:flex;align-items:center;gap:8px}
+.card-body{padding:16px}
 /* Buttons */
-.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:background .15s}
-.btn-primary{background:#3b82f6;color:#fff}.btn-primary:hover{background:#2563eb}
-.btn-danger{background:#ef4444;color:#fff}.btn-danger:hover{background:#dc2626}
-.btn-secondary{background:#1e2535;color:#94a3b8;border:1px solid #252d3d}.btn-secondary:hover{background:#252d3d;color:#e2e8f0}
+.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:4px;font-size:13px;font-weight:700;cursor:pointer;border:none;transition:background .1s;font-family:inherit}
+.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark)}
+.btn-danger{background:#db2828;color:#fff}.btn-danger:hover{background:#b91c1c}
+.btn-secondary{background:var(--surface-2);color:var(--ink);border:1px solid var(--border)}.btn-secondary:hover{background:#eee}
 .btn-sm{padding:5px 10px;font-size:12px}
 /* Tables */
-table{width:100%;border-collapse:collapse;font-size:13px}
-th{text-align:left;padding:8px 12px;color:#64748b;font-weight:600;border-bottom:1px solid #1e2535}
-td{padding:8px 12px;border-bottom:1px solid #1a2030}
-tr:last-child td{border:none}
-tr:hover td{background:#1a2030}
+table{width:100%;border-collapse:collapse;font-size:13px;background:var(--surface)}
+th{text-align:left;padding:9px 14px;color:var(--ink);font-weight:700;background:var(--surface-2);border-bottom:1px solid var(--border-lite)}
+td{padding:9px 14px;border-top:1px solid var(--border-lite)}
+tr:first-child td{border-top:0}
+tbody tr:hover td{background:rgba(0,0,0,.03)}
 /* Status badges */
-.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}
-.badge-ok{background:#166534;color:#86efac}
-.badge-warn{background:#713f12;color:#fde68a}
-.badge-err{background:#7f1d1d;color:#fca5a5}
-.badge-unknown{background:#1e293b;color:#64748b}
+.badge{display:inline-block;padding:2px 9px;border-radius:4px;font-size:11px;font-weight:700}
+.badge-ok{background:var(--ok-bg);color:var(--ok-fg);border:1px solid #a3c293}
+.badge-warn{background:var(--warn-bg);color:var(--warn-fg);border:1px solid #c9ba9b}
+.badge-err{background:var(--crit-bg);color:var(--crit-fg);border:1px solid var(--crit-border)}
+.badge-unknown{background:var(--surface-2);color:var(--muted);border:1px solid var(--border)}
 /* Output terminal */
-.terminal{background:#0a0d14;border:1px solid #1e2535;border-radius:8px;padding:14px;font-family:monospace;font-size:12px;color:#86efac;max-height:400px;overflow-y:auto;white-space:pre-wrap;word-break:break-all}
+.terminal{background:#1b1c1d;border:1px solid rgba(0,0,0,.2);border-radius:4px;padding:14px;font-family:monospace;font-size:12px;color:#b5cea8;max-height:400px;overflow-y:auto;white-space:pre-wrap;word-break:break-all}
 /* Forms */
 .form-row{margin-bottom:14px}
-.form-row label{display:block;font-size:12px;color:#64748b;margin-bottom:5px}
-.form-row input,.form-row select{width:100%;padding:8px 10px;background:#0f1117;border:1px solid #252d3d;border-radius:6px;color:#e2e8f0;font-size:13px;outline:none}
-.form-row input:focus,.form-row select:focus{border-color:#3b82f6}
-.chart-legend{font-size:11px;color:#64748b;padding:4px 0}
+.form-row label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px;font-weight:700}
+.form-row input,.form-row select{width:100%;padding:8px 10px;background:var(--surface);border:1px solid var(--border);border-radius:4px;color:var(--ink);font-size:13px;outline:none;font-family:inherit}
+.form-row input:focus,.form-row select:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(33,133,208,.2)}
 /* Grid */
 .grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
 .grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
 @media(max-width:900px){.grid2,.grid3{grid-template-columns:1fr}}
 /* iframe viewer */
-.viewer-frame{width:100%;height:calc(100vh - 160px);border:0;border-radius:8px;background:#1a1f2e}
+.viewer-frame{width:100%;height:calc(100vh - 160px);border:0;border-radius:4px;background:var(--surface-2)}
 /* Alerts */
-.alert{padding:10px 14px;border-radius:8px;font-size:13px;margin-bottom:14px}
-.alert-info{background:#1e3a5f;border:1px solid #2563eb;color:#93c5fd}
-.alert-warn{background:#451a03;border:1px solid #d97706;color:#fde68a}
+.alert{padding:10px 14px;border-radius:4px;font-size:13px;margin-bottom:14px}
+.alert-info{background:#dff0ff;border:1px solid #a9d4f5;color:#1e3a5f}
+.alert-warn{background:var(--warn-bg);border:1px solid #c9ba9b;color:var(--warn-fg)}
 </style>
 </head>
 <body>
@@ -84,15 +84,17 @@ tr:hover td{background:#1a2030}
 }
 
 func layoutNav(active string) string {
-	items := []struct{ id, icon, label string }{
-		{"dashboard", "", "Dashboard"},
-		{"metrics", "", "Metrics"},
-		{"tests", "", "Acceptance Tests"},
-		{"burn-in", "", "Burn-in"},
-		{"network", "", "Network"},
-		{"services", "", "Services"},
-		{"export", "", "Export"},
-		{"tools", "", "Tools"},
+	items := []struct{ id, label, href string }{
+		{"dashboard", "Dashboard", "/"},
+		{"viewer", "Audit Snapshot", "/viewer"},
+		{"metrics", "Metrics", "/metrics"},
+		{"tests", "Acceptance Tests", "/tests"},
+		{"burn-in", "Burn-in", "/burn-in"},
+		{"network", "Network", "/network"},
+		{"services", "Services", "/services"},
+		{"export", "Export", "/export"},
+		{"tools", "Tools", "/tools"},
+		{"install", "Install to Disk", "/install"},
 	}
 	var b strings.Builder
 	b.WriteString(`<aside class="sidebar">`)
@@ -103,12 +105,8 @@ func layoutNav(active string) string {
 		if item.id == active {
 			cls += " active"
 		}
-		href := "/"
-		if item.id != "dashboard" {
-			href = "/" + item.id
-		}
 		b.WriteString(fmt.Sprintf(`<a class="%s" href="%s">%s</a>`,
-			cls, href, item.label))
+			cls, item.href, item.label))
 	}
 	b.WriteString(`</nav></aside>`)
 	return b.String()
@@ -150,6 +148,10 @@ func renderPage(page string, opts HandlerOptions) string {
 		pageID = "tools"
 		title = "Tools"
 		body = renderTools()
+	case "install":
+		pageID = "install"
+		title = "Install to Disk"
+		body = renderInstall()
 	default:
 		pageID = "dashboard"
 		title = "Not Found"
@@ -182,11 +184,6 @@ func renderDashboard(opts HandlerOptions) string {
 	b.WriteString(`</div></div>`)
 	b.WriteString(`</div>`)
 	b.WriteString(`</div>`)
-	// Audit viewer iframe
-	b.WriteString(`<div class="card"><div class="card-head">Audit Snapshot</div><div class="card-body" style="padding:0">`)
-	b.WriteString(`<iframe class="viewer-frame" src="/viewer" loading="eager" referrerpolicy="same-origin"></iframe>`)
-	b.WriteString(`</div></div>`)
-
 	// Audit run output div
 	b.WriteString(`<div id="audit-output" style="display:none" class="card"><div class="card-head">Audit Output</div><div class="card-body"><div id="audit-terminal" class="terminal"></div></div></div>`)
 
@@ -242,7 +239,7 @@ func renderHealthCard(opts HandlerOptions) string {
 // ── Metrics ───────────────────────────────────────────────────────────────────
 
 func renderMetrics() string {
-	return `<p style="color:#64748b;font-size:13px;margin-bottom:16px">Live metrics — updated every 2 seconds. Charts use go-analyze/charts (grafana theme).</p>
+	return `<p style="color:var(--muted);font-size:13px;margin-bottom:16px">Live metrics — updated every 2 seconds. Charts use go-analyze/charts (grafana theme).</p>
 
 <div class="card" style="margin-bottom:16px">
   <div class="card-head">Server</div>
@@ -296,7 +293,7 @@ es.addEventListener('metrics', e => {
   (d.fans||[]).forEach(f => sysHTML += '<tr><td>'+f.name+'</td><td>'+f.rpm+' RPM</td></tr>');
   if (d.power_w) sysHTML += '<tr><td>Power</td><td>'+d.power_w.toFixed(0)+' W</td></tr>';
   const st = document.getElementById('sys-table');
-  if (st) st.innerHTML = sysHTML ? '<table>'+sysHTML+'</table>' : '<p style="color:#64748b">No sensor data (ipmitool/sensors required)</p>';
+  if (st) st.innerHTML = sysHTML ? '<table>'+sysHTML+'</table>' : '<p style="color:var(--muted)">No sensor data (ipmitool/sensors required)</p>';
 
   (d.gpus||[]).forEach(g => {
     const t = document.getElementById('gpu-table-' + g.index);
@@ -315,7 +312,7 @@ es.onerror = () => {};
 // ── Acceptance Tests ──────────────────────────────────────────────────────────
 
 func renderTests() string {
-	return `<p style="color:#64748b;font-size:13px;margin-bottom:16px">Run hardware acceptance tests and view results.</p>
+	return `<p style="color:var(--muted);font-size:13px;margin-bottom:16px">Run hardware acceptance tests and view results.</p>
 <div class="grid2">
 ` + renderSATCard("nvidia", "NVIDIA GPU", `<div class="form-row"><label>Diag Level</label><select id="sat-nvidia-level"><option value="1">Level 1 — Quick</option><option value="2">Level 2 — Standard</option><option value="3">Level 3 — Extended</option><option value="4">Level 4 — Full</option></select></div>`) +
 		renderSATCard("memory", "Memory", "") +
@@ -356,7 +353,7 @@ func renderSATCard(id, label, extra string) string {
 // ── Burn-in ───────────────────────────────────────────────────────────────────
 
 func renderBurnIn() string {
-	return `<p style="color:#64748b;font-size:13px;margin-bottom:16px">Long-running GPU and system stress tests. Check <a href="/metrics" style="color:#60a5fa">Metrics</a> page for live telemetry.</p>
+	return `<p style="color:var(--muted);font-size:13px;margin-bottom:16px">Long-running GPU and system stress tests. Check <a href="/metrics" style="color:var(--accent)">Metrics</a> page for live telemetry.</p>
 <div class="grid2">
 <div class="card"><div class="card-head">GPU Platform Stress</div><div class="card-body">
 <div class="form-row"><label>Duration</label><select id="bi-dur"><option value="600">10 minutes</option><option value="3600">1 hour</option><option value="28800">8 hours</option><option value="86400">24 hours</option></select></div>
@@ -396,13 +393,13 @@ function runBurnIn(target) {
 
 func renderNetwork() string {
 	return `<div class="card"><div class="card-head">Network Interfaces</div><div class="card-body">
-<div id="iface-table"><p style="color:#64748b;font-size:13px">Loading...</p></div>
+<div id="iface-table"><p style="color:var(--muted);font-size:13px">Loading...</p></div>
 </div></div>
 <div class="grid2">
 <div class="card"><div class="card-head">DHCP</div><div class="card-body">
 <div class="form-row"><label>Interface (leave empty for all)</label><input type="text" id="dhcp-iface" placeholder="eth0"></div>
 <button class="btn btn-primary" onclick="runDHCP()">▶ Run DHCP</button>
-<div id="dhcp-out" style="margin-top:10px;font-size:12px;color:#86efac"></div>
+<div id="dhcp-out" style="margin-top:10px;font-size:12px;color:var(--ok-fg)"></div>
 </div></div>
 <div class="card"><div class="card-head">Static IPv4</div><div class="card-body">
 <div class="form-row"><label>Interface</label><input type="text" id="st-iface" placeholder="eth0"></div>
@@ -411,7 +408,7 @@ func renderNetwork() string {
 <div class="form-row"><label>Gateway</label><input type="text" id="st-gw" placeholder="192.168.1.1"></div>
 <div class="form-row"><label>DNS (comma-separated)</label><input type="text" id="st-dns" placeholder="8.8.8.8,8.8.4.4"></div>
 <button class="btn btn-primary" onclick="setStatic()">Apply Static IP</button>
-<div id="static-out" style="margin-top:10px;font-size:12px;color:#86efac"></div>
+<div id="static-out" style="margin-top:10px;font-size:12px;color:var(--ok-fg)"></div>
 </div></div>
 </div>
 <script>
@@ -422,7 +419,7 @@ function loadNetwork() {
     ).join('');
     document.getElementById('iface-table').innerHTML =
       '<table><tr><th>Interface</th><th>State</th><th>Addresses</th></tr>'+rows+'</table>' +
-      (d.default_route ? '<p style="font-size:12px;color:#64748b;margin-top:8px">Default route: '+d.default_route+'</p>' : '');
+      (d.default_route ? '<p style="font-size:12px;color:var(--muted);margin-top:8px">Default route: '+d.default_route+'</p>' : '');
   });
 }
 function runDHCP() {
@@ -455,7 +452,7 @@ loadNetwork();
 func renderServices() string {
 	return `<div class="card"><div class="card-head">Bee Services <button class="btn btn-sm btn-secondary" onclick="loadServices()" style="margin-left:auto">↻ Refresh</button></div>
 <div class="card-body">
-<div id="svc-table"><p style="color:#64748b;font-size:13px">Loading...</p></div>
+<div id="svc-table"><p style="color:var(--muted);font-size:13px">Loading...</p></div>
 </div></div>
 <div id="svc-out" style="display:none;margin-top:8px" class="card">
   <div class="card-head">Output</div>
@@ -472,7 +469,7 @@ function loadServices() {
       return '<tr>' +
         '<td style="white-space:nowrap">'+s.name+'</td>' +
         '<td style="white-space:nowrap"><span class="badge '+badge+'" style="cursor:pointer" onclick="toggleBody(\''+id+'\')">'+st+' ▾</span>' +
-        '<div id="'+id+'" style="display:none;margin-top:6px"><pre style="font-size:11px;white-space:pre-wrap;word-break:break-all;max-height:200px;overflow-y:auto;background:#0a0d14;padding:8px;border-radius:6px;color:#94a3b8">'+body+'</pre></div>' +
+        '<div id="'+id+'" style="display:none;margin-top:6px"><pre style="font-size:11px;white-space:pre-wrap;word-break:break-all;max-height:200px;overflow-y:auto;background:#1b1c1d;padding:8px;border-radius:4px;color:#b5cea8">'+body+'</pre></div>' +
         '</td>' +
         '<td style="white-space:nowrap">' +
         '<button class="btn btn-sm btn-secondary" onclick="svcAction(\''+s.name+'\',\'start\')">Start</button> ' +
@@ -510,11 +507,11 @@ func renderExport(exportDir string) string {
 			url.QueryEscape(e), html.EscapeString(e)))
 	}
 	if len(entries) == 0 {
-		rows.WriteString(`<tr><td style="color:#64748b">No export files found.</td></tr>`)
+		rows.WriteString(`<tr><td style="color:var(--muted)">No export files found.</td></tr>`)
 	}
 	return `<div class="grid2">
 <div class="card"><div class="card-head">Support Bundle</div><div class="card-body">
-<p style="font-size:13px;color:#94a3b8;margin-bottom:12px">Creates a tar.gz archive of all audit files, SAT results, and logs.</p>
+<p style="font-size:13px;color:var(--muted);margin-bottom:12px">Creates a tar.gz archive of all audit files, SAT results, and logs.</p>
 <a class="btn btn-primary" href="/export/support.tar.gz">⬇ Download Support Bundle</a>
 </div></div>
 <div class="card"><div class="card-head">Export Files</div><div class="card-body">
@@ -550,10 +547,10 @@ func listExportFiles(exportDir string) ([]string, error) {
 
 func renderTools() string {
 	return `<div class="card"><div class="card-head">Tool Check <button class="btn btn-sm btn-secondary" onclick="checkTools()" style="margin-left:auto">↻ Check</button></div>
-<div class="card-body"><div id="tools-table"><p style="color:#64748b;font-size:13px">Click Check to verify installed tools.</p></div></div></div>
+<div class="card-body"><div id="tools-table"><p style="color:var(--muted);font-size:13px">Click Check to verify installed tools.</p></div></div></div>
 <script>
 function checkTools() {
-  document.getElementById('tools-table').innerHTML = '<p style="color:#64748b;font-size:13px">Checking...</p>';
+  document.getElementById('tools-table').innerHTML = '<p style="color:var(--muted);font-size:13px">Checking...</p>';
   fetch('/api/tools/check').then(r=>r.json()).then(tools => {
     const rows = tools.map(t =>
       '<tr><td>'+t.Name+'</td><td><span class="badge '+(t.OK ? 'badge-ok' : 'badge-err')+'">'+(t.OK ? '✓ '+t.Path : '✗ missing')+'</span></td></tr>'
@@ -566,100 +563,209 @@ checkTools();
 </script>`
 }
 
-// ── Viewer (compatibility) ────────────────────────────────────────────────────
+// ── Install to Disk ──────────────────────────────────────────────────────────
 
-// renderViewerPage renders the audit snapshot as a styled HTML page.
-// This endpoint is embedded as an iframe on the Dashboard page.
-func renderViewerPage(title string, snapshot []byte) string {
-	var b strings.Builder
-	b.WriteString(`<!DOCTYPE html><html><head><meta charset="utf-8">`)
-	b.WriteString(`<title>` + html.EscapeString(title) + `</title>`)
-	b.WriteString(`<style>
-*{box-sizing:border-box;margin:0;padding:0}
-body{font-family:system-ui,sans-serif;background:#0f1117;color:#e2e8f0;padding:20px}
-h2{font-size:14px;color:#64748b;margin-bottom:8px;margin-top:16px;text-transform:uppercase;letter-spacing:.05em}
-.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
-.card{background:#161b25;border:1px solid #1e2535;border-radius:8px;padding:14px}
-.card-title{font-size:12px;color:#64748b;margin-bottom:6px}
-.card-value{font-size:15px;font-weight:600}
-.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600}
-.ok{background:#166534;color:#86efac}.warn{background:#713f12;color:#fde68a}.err{background:#7f1d1d;color:#fca5a5}
-pre{background:#0a0d14;border:1px solid #1e2535;border-radius:6px;padding:12px;font-size:11px;overflow-x:auto;color:#94a3b8;white-space:pre-wrap;word-break:break-word;max-height:400px;overflow-y:auto}
-</style></head><body>
-`)
-	if len(snapshot) == 0 {
-		b.WriteString(`<p style="color:#64748b">No audit snapshot available yet. Re-run audit from the Dashboard.</p>`)
-		b.WriteString(`</body></html>`)
-		return b.String()
-	}
+func renderInstall() string {
+	return `
+<div class="card">
+  <div class="card-head">Install Live System to Disk</div>
+  <div class="card-body">
+    <div class="alert alert-warn" style="margin-bottom:16px">
+      <strong>Warning:</strong> Installing will <strong>completely erase</strong> the selected
+      disk and write the live system onto it. All existing data on the target disk will be lost.
+      This operation cannot be undone.
+    </div>
+    <div id="install-loading" style="color:var(--muted);font-size:13px">Loading disk list…</div>
+    <div id="install-disk-section" style="display:none">
+      <div class="card" style="margin-bottom:0">
+        <table id="install-disk-table">
+          <thead><tr><th></th><th>Device</th><th>Model</th><th>Size</th><th>Status</th></tr></thead>
+          <tbody id="install-disk-tbody"></tbody>
+        </table>
+      </div>
+      <div style="margin-top:12px">
+        <button class="btn btn-secondary btn-sm" onclick="installRefreshDisks()">↻ Refresh</button>
+      </div>
+    </div>
+    <div id="install-confirm-section" style="display:none;margin-top:20px">
+      <div id="install-confirm-warn" class="alert" style="background:#fff6f6;border:1px solid #e0b4b4;color:#9f3a38;font-size:13px"></div>
+      <div class="form-row" style="max-width:360px">
+        <label>Type the device name to confirm (e.g. /dev/sda)</label>
+        <input type="text" id="install-confirm-input" placeholder="/dev/..." oninput="installCheckConfirm()" autocomplete="off" spellcheck="false">
+      </div>
+      <button class="btn btn-danger" id="install-start-btn" disabled onclick="installStart()">Install to Disk</button>
+      <button class="btn btn-secondary" style="margin-left:8px" onclick="installDeselect()">Cancel</button>
+    </div>
+    <div id="install-progress-section" style="display:none;margin-top:20px">
+      <div class="card-head" style="margin-bottom:8px">Installation Progress</div>
+      <div id="install-terminal" class="terminal" style="max-height:500px"></div>
+      <div id="install-status" style="margin-top:12px;font-size:13px"></div>
+    </div>
+  </div>
+</div>
 
-	var data map[string]any
-	if err := json.Unmarshal(snapshot, &data); err != nil {
-		// Fallback: render raw JSON
-		b.WriteString(`<pre>` + html.EscapeString(string(snapshot)) + `</pre>`)
-		b.WriteString(`</body></html>`)
-		return b.String()
-	}
+<style>
+#install-disk-tbody tr{cursor:pointer}
+#install-disk-tbody tr.selected td{background:rgba(33,133,208,.1)}
+#install-disk-tbody tr:hover td{background:rgba(33,133,208,.07)}
+</style>
 
-	// Collected at
-	if t, ok := data["collected_at"].(string); ok {
-		b.WriteString(`<p style="font-size:12px;color:#64748b;margin-bottom:16px">Collected: ` + html.EscapeString(t) + `</p>`)
-	}
+<script>
+var _installSelected = null;
 
-	// Hardware section
-	hw, _ := data["hardware"].(map[string]any)
-	if hw == nil {
-		hw = data
-	}
-
-	renderHWCards(&b, hw)
-
-	// Full JSON below
-	b.WriteString(`<h2>Raw JSON</h2>`)
-	pretty, _ := json.MarshalIndent(data, "", "  ")
-	b.WriteString(`<pre>` + html.EscapeString(string(pretty)) + `</pre>`)
-	b.WriteString(`</body></html>`)
-	return b.String()
+function installRefreshDisks() {
+  document.getElementById('install-loading').style.display = '';
+  document.getElementById('install-disk-section').style.display = 'none';
+  document.getElementById('install-confirm-section').style.display = 'none';
+  _installSelected = null;
+  fetch('/api/install/disks').then(function(r){ return r.json(); }).then(function(disks){
+    document.getElementById('install-loading').style.display = 'none';
+    var tbody = document.getElementById('install-disk-tbody');
+    tbody.innerHTML = '';
+    if (!disks || disks.length === 0) {
+      tbody.innerHTML = '<tr><td colspan="5" style="color:var(--muted);text-align:center">No installable disks found</td></tr>';
+    } else {
+      disks.forEach(function(d) {
+        var warnings = (d.warnings || []);
+        var statusHtml;
+        if (warnings.length === 0) {
+          statusHtml = '<span class="badge badge-ok">OK</span>';
+        } else {
+          var hasSmall = warnings.some(function(w){ return w.indexOf('too small') >= 0; });
+          statusHtml = warnings.map(function(w){
+            var cls = hasSmall ? 'badge-err' : 'badge-warn';
+            return '<span class="badge ' + cls + '" title="' + w.replace(/"/g,'&quot;') + '">' +
+              (w.length > 40 ? w.substring(0,38)+'…' : w) + '</span>';
+          }).join(' ');
+        }
+        var mountedNote = (d.mounted_parts && d.mounted_parts.length > 0)
+          ? ' <span style="color:var(--warn-fg);font-size:11px">(mounted)</span>' : '';
+        var tr = document.createElement('tr');
+        tr.dataset.device = d.device;
+        tr.dataset.model = d.model || 'Unknown';
+        tr.dataset.size = d.size;
+        tr.dataset.warnings = JSON.stringify(warnings);
+        tr.innerHTML =
+          '<td><input type="radio" name="install-disk" value="' + d.device + '"></td>' +
+          '<td><code>' + d.device + '</code>' + mountedNote + '</td>' +
+          '<td>' + (d.model || '—') + '</td>' +
+          '<td>' + d.size + '</td>' +
+          '<td>' + statusHtml + '</td>';
+        tr.addEventListener('click', function(){ installSelectDisk(this); });
+        tbody.appendChild(tr);
+      });
+    }
+    document.getElementById('install-disk-section').style.display = '';
+  }).catch(function(e){
+    document.getElementById('install-loading').textContent = 'Failed to load disk list: ' + e;
+  });
 }
 
-func renderHWCards(b *strings.Builder, hw map[string]any) {
-	sections := []struct{ key, label string }{
-		{"board", "Board"},
-		{"cpus", "CPUs"},
-		{"memory", "Memory"},
-		{"storage", "Storage"},
-		{"gpus", "GPUs"},
-		{"nics", "NICs"},
-		{"psus", "Power Supplies"},
-	}
-	for _, s := range sections {
-		v, ok := hw[s.key]
-		if !ok {
-			continue
-		}
-		b.WriteString(`<h2>` + s.label + `</h2><div class="grid">`)
-		renderValue(b, v)
-		b.WriteString(`</div>`)
-	}
+function installSelectDisk(tr) {
+  document.querySelectorAll('#install-disk-tbody tr').forEach(function(r){ r.classList.remove('selected'); });
+  tr.classList.add('selected');
+  var radio = tr.querySelector('input[type=radio]');
+  if (radio) radio.checked = true;
+  _installSelected = {
+    device: tr.dataset.device,
+    model: tr.dataset.model,
+    size: tr.dataset.size,
+    warnings: JSON.parse(tr.dataset.warnings || '[]')
+  };
+  var warnBox = document.getElementById('install-confirm-warn');
+  var warnLines = '<strong>⚠ DANGER:</strong> ' + _installSelected.device +
+    ' (' + _installSelected.model + ', ' + _installSelected.size + ')' +
+    ' will be <strong>completely erased</strong> and repartitioned. All data will be lost.<br>';
+  if (_installSelected.warnings.length > 0) {
+    warnLines += '<br>' + _installSelected.warnings.map(function(w){ return '• ' + w; }).join('<br>');
+  }
+  warnBox.innerHTML = warnLines;
+  document.getElementById('install-confirm-input').value = '';
+  document.getElementById('install-start-btn').disabled = true;
+  document.getElementById('install-confirm-section').style.display = '';
+  document.getElementById('install-progress-section').style.display = 'none';
 }
 
-func renderValue(b *strings.Builder, v any) {
-	switch val := v.(type) {
-	case []any:
-		for _, item := range val {
-			renderValue(b, item)
-		}
-	case map[string]any:
-		b.WriteString(`<div class="card">`)
-		for k, vv := range val {
-			b.WriteString(fmt.Sprintf(`<div class="card-title">%s</div><div class="card-value">%s</div>`,
-				html.EscapeString(k), html.EscapeString(fmt.Sprintf("%v", vv))))
-		}
-		b.WriteString(`</div>`)
-	}
+function installDeselect() {
+  _installSelected = null;
+  document.querySelectorAll('#install-disk-tbody tr').forEach(function(r){ r.classList.remove('selected'); });
+  document.querySelectorAll('#install-disk-tbody input[type=radio]').forEach(function(r){ r.checked = false; });
+  document.getElementById('install-confirm-section').style.display = 'none';
 }
 
-// ── Export index (compatibility) ──────────────────────────────────────────────
+function installCheckConfirm() {
+  var val = document.getElementById('install-confirm-input').value.trim();
+  var ok = _installSelected && val === _installSelected.device;
+  document.getElementById('install-start-btn').disabled = !ok;
+}
+
+function installStart() {
+  if (!_installSelected) return;
+  document.getElementById('install-confirm-section').style.display = 'none';
+  document.getElementById('install-disk-section').style.display = 'none';
+  document.getElementById('install-loading').style.display = 'none';
+  var prog = document.getElementById('install-progress-section');
+  var term = document.getElementById('install-terminal');
+  var status = document.getElementById('install-status');
+  prog.style.display = '';
+  term.textContent = '';
+  status.textContent = 'Starting installation…';
+  status.style.color = 'var(--muted)';
+
+  fetch('/api/install/run', {
+    method: 'POST',
+    headers: {'Content-Type': 'application/json'},
+    body: JSON.stringify({device: _installSelected.device})
+  }).then(function(r){
+    if (r.status === 204) {
+      installStreamLog();
+    } else {
+      return r.json().then(function(j){ throw new Error(j.error || r.statusText); });
+    }
+  }).catch(function(e){
+    status.textContent = 'Error: ' + e;
+    status.style.color = 'var(--crit-fg)';
+  });
+}
+
+function installStreamLog() {
+  var term = document.getElementById('install-terminal');
+  var status = document.getElementById('install-status');
+  var es = new EventSource('/api/install/stream');
+  es.onmessage = function(e) {
+    term.textContent += e.data + '\n';
+    term.scrollTop = term.scrollHeight;
+  };
+  es.addEventListener('done', function(e) {
+    es.close();
+    if (!e.data) {
+      status.innerHTML = '<span style="color:var(--ok-fg);font-weight:700">✓ Installation complete.</span> Remove the ISO and reboot.';
+      var rebootBtn = document.createElement('button');
+      rebootBtn.className = 'btn btn-primary btn-sm';
+      rebootBtn.style.marginLeft = '12px';
+      rebootBtn.textContent = 'Reboot now';
+      rebootBtn.onclick = function(){
+        fetch('/api/services/action', {method:'POST',headers:{'Content-Type':'application/json'},
+          body: JSON.stringify({name:'', action:'reboot'})});
+      };
+      status.appendChild(rebootBtn);
+    } else {
+      status.textContent = '✗ Installation failed: ' + e.data;
+      status.style.color = 'var(--crit-fg)';
+    }
+  });
+  es.onerror = function() {
+    es.close();
+    status.textContent = '✗ Stream disconnected.';
+    status.style.color = 'var(--crit-fg)';
+  };
+}
+
+// Auto-load on page open.
+installRefreshDisks();
+</script>
+`
+}
 
 func renderExportIndex(exportDir string) (string, error) {
 	entries, err := listExportFiles(exportDir)

audit/internal/webui/server.go

@@ -84,6 +84,9 @@ type handler struct {
 	// per-GPU rings (index = GPU index)
 	gpuRings    []*gpuRings
 	ringsMu     sync.Mutex
+	// install job (at most one at a time)
+	installJob  *jobState
+	installMu   sync.Mutex
 }
 
 // NewHandler creates the HTTP mux with all routes.
@@ -149,12 +152,17 @@ func NewHandler(opts HandlerOptions) http.Handler {
 	// Preflight
 	mux.HandleFunc("GET /api/preflight", h.handleAPIPreflight)
 
+	// Install
+	mux.HandleFunc("GET /api/install/disks", h.handleAPIInstallDisks)
+	mux.HandleFunc("POST /api/install/run", h.handleAPIInstallRun)
+	mux.HandleFunc("GET /api/install/stream", h.handleAPIInstallStream)
+
 	// Metrics — SSE stream of live sensor data + server-side SVG charts
 	mux.HandleFunc("GET /api/metrics/stream", h.handleAPIMetricsStream)
 	mux.HandleFunc("GET /api/metrics/chart/", h.handleMetricsChartSVG)
 
-	// Reanimator chart static assets
-	mux.Handle("GET /chart/static/", http.StripPrefix("/chart/static/", web.Static()))
+	// Reanimator chart static assets (viewer template expects /static/*)
+	mux.Handle("GET /static/", http.StripPrefix("/static/", web.Static()))
 
 	// ── Pages ────────────────────────────────────────────────────────────────
 	mux.HandleFunc("GET /", h.handlePage)

iso/builder/auto/config

@@ -34,4 +34,5 @@ lb config noauto \
     --iso-application "EASY-BEE" \
     --bootappend-live "boot=live components quiet nomodeset video=1920x1080 console=tty0 console=ttyS0,115200n8 loglevel=3 username=bee user-fullname=Bee modprobe.blacklist=nouveau" \
     --apt-recommends false \
+    --compression zstd \
     "${@}"

iso/builder/build-in-container.sh

@@ -11,6 +11,7 @@ BUILDER_PLATFORM="${BEE_BUILDER_PLATFORM:-linux/amd64}"
 CACHE_DIR="${BEE_BUILDER_CACHE_DIR:-${REPO_ROOT}/dist/container-cache}"
 AUTH_KEYS=""
 REBUILD_IMAGE=0
+CLEAN_CACHE=0
 
 . "${BUILDER_DIR}/VERSIONS"
 
@@ -28,14 +29,31 @@ while [ $# -gt 0 ]; do
             AUTH_KEYS="$2"
             shift 2
             ;;
+        --clean-build)
+            CLEAN_CACHE=1
+            REBUILD_IMAGE=1
+            shift
+            ;;
         *)
             echo "unknown arg: $1" >&2
-            echo "usage: $0 [--cache-dir /path] [--rebuild-image] [--authorized-keys /path/to/authorized_keys]" >&2
+            echo "usage: $0 [--cache-dir /path] [--rebuild-image] [--clean-build] [--authorized-keys /path/to/authorized_keys]" >&2
             exit 1
             ;;
     esac
 done
 
+if [ "$CLEAN_CACHE" = "1" ]; then
+    echo "=== cleaning build cache: ${CACHE_DIR} ==="
+    rm -rf "${CACHE_DIR:?}/go-build" \
+           "${CACHE_DIR:?}/go-mod" \
+           "${CACHE_DIR:?}/tmp" \
+           "${CACHE_DIR:?}/bee" \
+           "${CACHE_DIR:?}/lb-packages"
+    echo "=== cleaning live-build work dir: ${REPO_ROOT}/dist/live-build-work ==="
+    rm -rf "${REPO_ROOT}/dist/live-build-work"
+    echo "=== caches cleared, proceeding with build ==="
+fi
+
 if ! command -v "$CONTAINER_TOOL" >/dev/null 2>&1; then
     echo "container tool not found: $CONTAINER_TOOL" >&2
     exit 1

iso/builder/build.sh

@@ -28,6 +28,9 @@ done
 
 . "${BUILDER_DIR}/VERSIONS"
 export PATH="$PATH:/usr/local/go/bin"
+
+# Allow git to read the bind-mounted repo (different UID inside container).
+git config --global safe.directory "${REPO_ROOT}"
 mkdir -p "${DIST_DIR}"
 mkdir -p "${CACHE_ROOT}"
 : "${GOCACHE:=${CACHE_ROOT}/go-build}"
@@ -42,7 +45,7 @@ resolve_audit_version() {
 
     tag="$(git -C "${REPO_ROOT}" describe --tags --match 'audit/v*' --abbrev=7 --dirty 2>/dev/null || true)"
     if [ -z "${tag}" ]; then
-        tag="$(git -C "${REPO_ROOT}" describe --tags --match 'v*' --abbrev=7 --dirty 2>/dev/null || true)"
+        tag="$(git -C "${REPO_ROOT}" describe --tags --match 'v[0-9]*' --abbrev=7 --dirty 2>/dev/null || true)"
     fi
     case "${tag}" in
         audit/v*)
@@ -76,19 +79,20 @@ resolve_iso_version() {
         return 0
     fi
 
-    tag="$(git -C "${REPO_ROOT}" describe --tags --match 'iso/v*' --abbrev=7 --dirty 2>/dev/null || true)"
+    # Plain v* tags (e.g. v2.7) take priority — this is the current tagging scheme
+    tag="$(git -C "${REPO_ROOT}" describe --tags --match 'v[0-9]*' --abbrev=7 --dirty 2>/dev/null || true)"
     case "${tag}" in
-        iso/v*)
-            echo "${tag#iso/v}"
+        v*)
+            echo "${tag#v}"
             return 0
             ;;
     esac
 
-    # Also accept plain v* tags (e.g. v2, v2.1 used for GUI releases)
-    tag="$(git -C "${REPO_ROOT}" describe --tags --match 'v*' --abbrev=7 --dirty 2>/dev/null || true)"
+    # Legacy iso/v* tags fallback
+    tag="$(git -C "${REPO_ROOT}" describe --tags --match 'iso/v*' --abbrev=7 --dirty 2>/dev/null || true)"
     case "${tag}" in
-        v*)
-            echo "${tag#v}"
+        iso/v*)
+            echo "${tag#iso/v}"
             return 0
             ;;
     esac
@@ -196,9 +200,27 @@ else
 fi
 
 echo "=== preparing staged overlay ==="
-rm -rf "${BUILD_WORK_DIR}" "${OVERLAY_STAGE_DIR}"
+# Sync builder config into work dir, preserving lb cache (chroot + packages).
+# We do NOT rm -rf BUILD_WORK_DIR so lb can reuse its chroot on repeat builds.
 mkdir -p "${BUILD_WORK_DIR}" "${OVERLAY_STAGE_DIR}"
-rsync -a "${BUILDER_DIR}/" "${BUILD_WORK_DIR}/"
+rsync -a --delete \
+    --exclude='cache/' \
+    --exclude='chroot/' \
+    --exclude='.build/' \
+    --exclude='*.iso' \
+    --exclude='*.packages' \
+    --exclude='*.contents' \
+    --exclude='*.files' \
+    "${BUILDER_DIR}/" "${BUILD_WORK_DIR}/"
+# Also persist package cache to CACHE_ROOT so it survives a manual wipe of BUILD_WORK_DIR.
+LB_PKG_CACHE="${CACHE_ROOT}/lb-packages"
+mkdir -p "${LB_PKG_CACHE}"
+if [ -d "${BUILD_WORK_DIR}/cache/packages.chroot" ]; then
+    rsync -a --delete "${BUILD_WORK_DIR}/cache/packages.chroot/" "${LB_PKG_CACHE}/"
+elif [ -d "${LB_PKG_CACHE}" ] && [ "$(ls -A "${LB_PKG_CACHE}" 2>/dev/null)" ]; then
+    mkdir -p "${BUILD_WORK_DIR}/cache/packages.chroot"
+    rsync -a "${LB_PKG_CACHE}/" "${BUILD_WORK_DIR}/cache/packages.chroot/"
+fi
 rsync -a "${OVERLAY_DIR}/" "${OVERLAY_STAGE_DIR}/"
 rm -f \
     "${OVERLAY_STAGE_DIR}/etc/bee-ssh-password-fallback" \

iso/builder/config/hooks/normal/9999-slim.hook.chroot

@@ -0,0 +1,32 @@
+#!/bin/sh
+# 9999-slim.hook.chroot — strip non-essential files to reduce squashfs size.
+set -e
+
+# ── Man pages and documentation ───────────────────────────────────────────────
+find /usr/share/man   -mindepth 1 -delete 2>/dev/null || true
+find /usr/share/doc   -mindepth 1 ! -name 'copyright' -delete 2>/dev/null || true
+find /usr/share/info  -mindepth 1 -delete 2>/dev/null || true
+find /usr/share/groff -mindepth 1 -delete 2>/dev/null || true
+find /usr/share/lintian -mindepth 1 -delete 2>/dev/null || true
+
+# ── Locales — keep only C and en_US ──────────────────────────────────────────
+find /usr/share/locale -mindepth 1 -maxdepth 1 \
+    ! -name 'en' ! -name 'en_US' ! -name 'locale.alias' \
+    -exec rm -rf {} + 2>/dev/null || true
+find /usr/share/i18n/locales -mindepth 1 \
+    ! -name 'en_US' ! -name 'i18n' ! -name 'iso14651_t1' ! -name 'iso14651_t1_common' \
+    -delete 2>/dev/null || true
+
+# ── Python cache ──────────────────────────────────────────────────────────────
+find /usr /opt -name '__pycache__' -type d -exec rm -rf {} + 2>/dev/null || true
+find /usr /opt -name '*.pyc' -delete 2>/dev/null || true
+
+# ── APT cache and lists ───────────────────────────────────────────────────────
+apt-get clean
+rm -rf /var/lib/apt/lists/*
+
+# ── Misc ──────────────────────────────────────────────────────────────────────
+rm -rf /tmp/* /var/tmp/* 2>/dev/null || true
+find /var/log -type f -delete 2>/dev/null || true
+
+echo "=== slim: done ==="

iso/overlay/etc/X11/xorg.conf.d/10-fbdev.conf

@@ -4,19 +4,8 @@ Section "Device"
     Option      "fbdev" "/dev/fb0"
 EndSection
 
-Section "Monitor"
-    Identifier  "monitor0"
-    Modeline    "1920x1080" 148.50 1920 2008 2052 2200 1080 1084 1089 1125 +hsync +vsync
-    Option      "PreferredMode" "1920x1080"
-EndSection
-
 Section "Screen"
     Identifier  "screen0"
     Device      "fbdev"
-    Monitor     "monitor0"
     DefaultDepth 24
-    SubSection "Display"
-        Depth   24
-        Modes   "1920x1080" "1280x1024" "1024x768"
-    EndSubSection
 EndSection

iso/overlay/etc/motd

@@ -12,6 +12,6 @@
   Export dir:    /appdata/bee/export
   Self-check:    /appdata/bee/export/runtime-health.json
 
-  Open TUI:      bee-tui
+  Web UI:        http://<ip>/
 
   SSH access:    key auth (developers) or bee/eeb (password fallback)

iso/overlay/etc/systemd/journald.conf.d/bee.conf

@@ -1,4 +1,4 @@
 [Journal]
-# Do not forward service logs to the console — bee-tui runs on tty1
-# and log spam makes the screen unusable on physical monitors.
+# Do not forward service logs to the console — prevents log spam on
+# physical monitors and the local openbox desktop.
 ForwardToConsole=no

iso/overlay/etc/systemd/system/lightdm.service.d/bee-limits.conf

@@ -0,0 +1,6 @@
+[Service]
+# On server hardware without a usable framebuffer X may fail to start.
+# Limit restarts so the console is not flooded on headless deployments.
+RestartSec=10
+StartLimitIntervalSec=60
+StartLimitBurst=3

iso/overlay/usr/local/bin/netconf

@@ -1,50 +1,163 @@
 #!/bin/sh
 # Quick network configurator for the local console.
+# Type 'a' at any prompt to abort, 'b' to go back.
 set -e
 
-# List interfaces (exclude lo)
-IFACES=$(ip -o link show | awk -F': ' '$2 != "lo" {print $2}' | cut -d@ -f1)
+abort() { echo "Aborted."; exit 0; }
 
-echo "Interfaces:"
-i=1
-for iface in $IFACES; do
-    ip=$(ip -4 addr show "$iface" 2>/dev/null | awk '/inet /{print $2}' | head -1)
-    echo "  $i) $iface  ${ip:-no IP}"
-    i=$((i+1))
-done
-echo ""
-printf "Interface name [or Enter to pick first]: "
-read IFACE
-if [ -z "$IFACE" ]; then
-    IFACE=$(echo "$IFACES" | head -1)
-fi
-echo "Selected: $IFACE"
-echo ""
-echo "  1) DHCP"
-echo "  2) Static"
-printf "Mode [1]: "
-read MODE
-MODE=${MODE:-1}
+ask() {
+    # ask VARNAME "prompt" [default]
+    # Sets VARNAME. Returns 1 on 'b' (back), calls abort on 'a'.
+    _var="$1"; _prompt="$2"; _default="$3"
+    while true; do
+        if [ -n "$_default" ]; then
+            printf "%s [%s] (b=back a=abort): " "$_prompt" "$_default"
+        else
+            printf "%s (b=back a=abort): " "$_prompt"
+        fi
+        read _input
+        case "$_input" in
+            a|A) abort ;;
+            b|B) return 1 ;;
+            "")
+                if [ -n "$_default" ]; then
+                    eval "$_var=\"\$_default\""
+                    return 0
+                else
+                    echo "  Required — please enter a value."
+                fi
+                ;;
+            *)
+                eval "$_var=\"\$_input\""
+                return 0
+                ;;
+        esac
+    done
+}
 
-if [ "$MODE" = "1" ]; then
+# ── Step 1: choose interface ───────────────────────────────────────────────────
+
+choose_iface() {
+    IFACES=$(ip -o link show | awk -F': ' '$2 != "lo" {print $2}' | cut -d@ -f1)
+    if [ -z "$IFACES" ]; then
+        echo "No network interfaces found."
+        exit 1
+    fi
+
+    echo ""
+    echo "Interfaces:"
+    i=1
+    for iface in $IFACES; do
+        ip=$(ip -4 addr show "$iface" 2>/dev/null | awk '/inet /{print $2}' | head -1)
+        echo "  $i) $iface  ${ip:-no IP}"
+        i=$((i+1))
+    done
+    echo ""
+
+    FIRST=$(echo "$IFACES" | head -1)
+    while true; do
+        printf "Interface number or name [%s] (a=abort): " "$FIRST"
+        read INPUT
+        case "$INPUT" in
+            a|A) abort ;;
+            "")
+                IFACE="$FIRST"
+                break
+                ;;
+            *)
+                if echo "$INPUT" | grep -qE '^[0-9]+$'; then
+                    IFACE=$(echo "$IFACES" | awk "NR==$INPUT")
+                    if [ -z "$IFACE" ]; then
+                        echo "  No interface #$INPUT — try again."
+                        continue
+                    fi
+                else
+                    # Validate name exists
+                    if ! echo "$IFACES" | grep -qx "$INPUT"; then
+                        echo "  Unknown interface '$INPUT' — try again."
+                        continue
+                    fi
+                    IFACE="$INPUT"
+                fi
+                break
+                ;;
+        esac
+    done
+    echo "Selected: $IFACE"
+}
+
+# ── Step 2: choose mode ────────────────────────────────────────────────────────
+
+choose_mode() {
+    echo ""
+    echo "  1) DHCP"
+    echo "  2) Static IP"
+    echo ""
+    while true; do
+        printf "Mode [1] (b=back a=abort): "
+        read INPUT
+        case "$INPUT" in
+            a|A) abort ;;
+            b|B) return 1 ;;
+            ""|1) MODE=dhcp; break ;;
+            2)    MODE=static; break ;;
+            *) echo "  Enter 1 or 2." ;;
+        esac
+    done
+}
+
+# ── Step 3a: DHCP ─────────────────────────────────────────────────────────────
+
+run_dhcp() {
     echo "Running DHCP on $IFACE..."
     dhclient -v "$IFACE"
-else
-    printf "IP address (e.g. 192.168.1.100/24): "
-    read ADDR
-    printf "Gateway (e.g. 192.168.1.1): "
-    read GW
-    printf "DNS [8.8.8.8]: "
-    read DNS
-    DNS=${DNS:-8.8.8.8}
+}
+
+# ── Step 3b: Static ───────────────────────────────────────────────────────────
+
+run_static() {
+    while true; do
+        ask ADDR "IP address (e.g. 192.168.1.100/24)" || return 1
+        # Basic format check: must contain a dot and a /
+        if ! echo "$ADDR" | grep -qE '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/[0-9]+$'; then
+            echo "  Invalid format — use x.x.x.x/prefix (e.g. 192.168.1.10/24)."
+            continue
+        fi
+        break
+    done
+
+    while true; do
+        ask GW "Gateway (e.g. 192.168.1.1)" || return 1
+        if ! echo "$GW" | grep -qE '^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$'; then
+            echo "  Invalid IP address."
+            continue
+        fi
+        break
+    done
+
+    ask DNS "DNS server" "8.8.8.8" || return 1
 
     ip addr flush dev "$IFACE"
     ip addr add "$ADDR" dev "$IFACE"
     ip link set "$IFACE" up
-    ip route add default via "$GW"
+    ip route add default via "$GW" 2>/dev/null || true
     echo "nameserver $DNS" > /etc/resolv.conf
     echo "Done."
-fi
+}
+
+# ── Main loop ─────────────────────────────────────────────────────────────────
+
+choose_iface
+
+while true; do
+    choose_mode || { choose_iface; continue; }
+
+    if [ "$MODE" = "dhcp" ]; then
+        run_dhcp && break
+    else
+        run_static && break || continue
+    fi
+done
 
 echo ""
 ip -4 addr show "$IFACE"